Fishing Boats in the Caribbean (IMAGE) University of California - Berkeley Caption Coral bleaching is often caused by unusually warm ocean temperatures and impacts the communities that rely on the Caribbean sea for food and tourism. Credit UC Berkeley Photo by Katherine Siegel Usage Restrictions with credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.